Magnetic reversalsGroup of answer choicesare localized phenomena that are recorded differently in the rock record at various locations. reflect changes in the direction of the flow of molten iron in the Earth's outer core. are caused by lightning strikes and/or chemical reactions. happen slowly as the magnetic poles wander and finally cross the equator.

polar areas, such as antarctica or the south pole.

for e2020. the answer would be some directions from the mountain range so we can find mt. whitney. to locate which direction is north, you should use a   compass. this would not only find mt. whitney, but also becuase of this long paragraph you would get points because it's not like anyone actually reads your work becuase once they read the first sentence it sounds dumb enough to not read becuase i'm not good at answering this but the answer is compass for your benefit.

for e2020 ; -;

the answer is the last option or letter d)